External liquid level tank gauge



FIG. 1 is a perspective view of an external liquid level tank gauge constructed in accordance with a preferred embodiment and showing the design;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is a left view of FIG. 1;

FIG. 5 is a right view of FIG. 1;

FIG. 6 is a top view of FIG. 1;

FIG. 7 is a bottom view of FIG. 1;

FIG. 8 is a perspective view of the external liquid level tank gauge of FIG. 1 with a portion shown in dashed lines for illustrating environment only and omitted from the claim;

FIG. 9 is a front view of FIG. 8;

FIG. 10 is a rear view of FIG. 8;

FIG. 11 is a left view of FIG. 8;

FIG. 12 is a right view of FIG. 8;

FIG. 13 is a top view of FIG. 8; and,

FIG. 14 is a bottom view of FIG. 8.

The ornamental design which is claimed is shown in solid lines in the drawings. The dashed lines shown in the figures represent portions of the external liquid tank gauge that form no part of the claimed design.

The article is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for an external liquid level tank gauge, as shown and described. 